chevron's putting more than $8 billion dollars back in the u.s. economy this year. in pipes, cement, steel, jobs, energy. we need to get the wheels turning. i'm p. making real things... for real. ...that make a real difference. ♪ >>> the u.s. justice department announced it's sending hundreds of federal observers to monitor polling places. cnn's joe johns joins me from washington. joe, why are they doing this? how unusual is this? >> reporter: it's not that unusual. four years ago they sent roughly the same number out to watch the election in 2008. the bottom line here is they are sendsing quite a number of people, something like 780 federal observers. they'll be going to something like 23 different states, about six or seven battleground states among them. 51 separate jurisdictions within the states, fred. and which states are we talking about? going to be hitting the battleground states very hard, the state that gets the most federal observers of all will be the state of florida followed by pennsylvania. after that, ohio and tech texas so many others across the